Not showing senders e-mail adress

Description

Hi!
Im using the WP Contact Form 1.4.4 on my website (​http://tubaplayer.com/). I'm not sure, but I think it all worked fine before I updated to this version (from 1.4.3). But now I have a problem; the person who fills out the comment form does fill in his/hers e-mail address (it's required). But the e-mail that reaches me looks like this (I've translated it to norwegian, so whatever is in italic below is replaced with my comments: